#include <stdio.h>
#include <unistd.h>
#include <string.h>

int main()
{
    printf("hello printf\n");
    fprintf(stdout,"hello fprintf\n");
    const char *s="hello fputs\n";
    fputs(s,stdout);

    const char* ss="hello write\n";
    write(1,ss,strlen(ss));
   
    fflush(stdout);

    fork();

    return 0;
}
